2,2',3,5-Tetrabromodiphenyl ether CAS 446254-19-9
| CAS No. | 446254-19-9 |
| Molecular Formula | C12H6Br4O |
| Molecular Weight | 485.79 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,2',3,5-Tetrabromodiphenyl ether (CAS 446254-19-9), a certified reference material (molecular formula C12H6Br4O, MW 485.79 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H6Br4O, 2,2',3,5-Tetrabromodiphenyl ether contains a hydroxyl group, an ether linkage, bromine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 485.79 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 2,2',3,5-Tetrabromodiphenyl ether meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H6Br4O |
| Molecular Weight | 485.79 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Br-containing |
Related Tetrabromodiphenyl Standards
- 3,3',5,5'-Tetrabromodiphenyl Ether (CAS 103173-66-6)
- 2,4,4',6-Tetrabromodiphenyl Ether (CAS 189084-63-7)
- 2,2',3,4'-Tetrabromodiphenyl Ether (CAS 446254-18-8)
- 2,2',3,4-Tetrabromodiphenyl ether (CAS 337513-68-5)
- 2,2',3,5'-Tetrabromodiphenyl ether (CAS 446254-20-2)
- 2,2',3,6'-Tetrabromodiphenyl Ether (CAS 446254-22-4)
- 2,2',4,5'-Tetrabromodiphenyl Ether (CAS 243982-82-3)
- 2,2',4,5-Tetrabromodiphenyl Ether (CAS 337513-55-0)
Recommended Standards
- 1-(3,5-Dimethylphenyl)-3-(5-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazol-4-yl)urea (CAS 477713-90-9)
- 2,2',4,6-Tetrabromodiphenyl Ether (CAS 446254-23-5)
- 2,2',5,5'-Tetrabromodiphenyl ether (CAS 446254-24-6)
- PBDE No. 51 (CAS 189084-57-9)
- Fentin-Oxide (CAS 1262-21-1)
- 4-(Difluoromethyl)-2-fluoropyridine-3,5-diol (CAS 1805005-33-7)
- (2-Cyano-5-methylpyridin-4-yl)boronic acid (CAS 2225174-48-9)
- 3-((3-Methyl-4-nitrophenoxy)methyl)benzohydrazide (CAS 438220-54-3)
- 5-Methoxyquinoline-8-carboxylic acid (CAS 64507-37-5)
- 3-(4-Chlorophenyl)propanenitrile (CAS 32327-71-2)
- 2-(Difluoromethyl)benzo[d]oxazole-6-acetic acid (CAS 1803741-44-7)
- Methyl 2,3-diaminobenzoate hydrochloride (CAS 1189942-66-2)
- 3-Fluoro-4-(2-isopropylphenoxy)aniline (CAS 946742-35-4)
- [5-31]-Semaglutide (CAS CATO-C4X-2226263)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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